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From: Havasvölgyi Ottó <h.otto@freemail.hu>
To: pgsql-sql@postgresql.org
Subject: select count of distinct rows
Date: Sun, 11 Dec 2005 01:53:40 +0100
Message-ID: <003001c5fded$53a2c5a0$0200a8c0@OTTO> (raw)
References: <20051209053849.498E8F0BEC@svr2.postgresql.org>

Hi,

I would like to select the count of distinct rows in a table.

SELECT COUNT(DISTINCT *) FROM mytable;

This does not work. How can I do it with Postgres?

Thanks,
Otto

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